1684144031402 has 8 divisors (see below), whose sum is σ = 2887104053856. Its totient is φ = 721776013452.

The previous prime is 1684144031333. The next prime is 1684144031411. The reversal of 1684144031402 is 2041304414861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1684144031402² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60148001108 + ... + 60148001135.

It is an arithmetic number, because the mean of its divisors is an integer number (360888006732).

Almost surely, 2^{1684144031402} is an apocalyptic number.

1684144031402 is a deficient number, since it is larger than the sum of its proper divisors (1202960022454).

1684144031402 is a wasteful number, since it uses less digits than its factorization.

1684144031402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120296002252.

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 1684144031402 in words is "one trillion, six hundred eighty-four billion, one hundred forty-four million, thirty-one thousand, four hundred two".